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feat: Added more examples for Rust, Go, Java runtimes (#612)
Co-authored-by: Melissa Greenbaum <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,2 @@ | ||
| go.sum | ||
| bootstrap |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,5 @@ | ||
| module main | ||
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| go 1.22.6 | ||
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| require github.com/aws/aws-lambda-go v1.47.0 // indirect |
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| Original file line number | Diff line number | Diff line change |
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| package main | ||
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| import ( | ||
| "context" | ||
| "fmt" | ||
| "github.com/aws/aws-lambda-go/lambda" | ||
| ) | ||
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| type MyEvent struct { | ||
| Name string `json:"name"` | ||
| } | ||
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| func HandleRequest(ctx context.Context, event *MyEvent) (*string, error) { | ||
| if event == nil { | ||
| return nil, fmt.Errorf("received nil event") | ||
| } | ||
| message := fmt.Sprintf("Hello %s! serverless.tf was here!", event.Name) | ||
| return &message, nil | ||
| } | ||
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| func main() { | ||
| lambda.Start(HandleRequest) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,2 @@ | ||
| .gradle/ | ||
| build/ |
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| Original file line number | Diff line number | Diff line change |
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| plugins { | ||
| id 'java' | ||
| } | ||
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| repositories { | ||
| mavenCentral() | ||
| } | ||
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| dependencies { | ||
| implementation 'com.amazonaws:aws-lambda-java-core:1.2.1' | ||
| implementation 'org.slf4j:slf4j-nop:2.0.6' | ||
| implementation 'com.fasterxml.jackson.core:jackson-databind:2.17.0' | ||
| testImplementation 'org.junit.jupiter:junit-jupiter-api:5.8.2' | ||
| testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.8.2' | ||
| } | ||
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| test { | ||
| useJUnitPlatform() | ||
| } | ||
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| // Using terraform-aws-lambda module, there is no need to make Zip archive by Gradle. Terraform AWS module will make it for you. | ||
| // task buildZip(type: Zip) { | ||
| // from compileJava | ||
| // from processResources | ||
| // into('lib') { | ||
| // from configurations.runtimeClasspath | ||
| // } | ||
| // } | ||
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| task copyFiles(type: Copy) { | ||
| into("$buildDir/output") | ||
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| from sourceSets.main.output | ||
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| into('lib') { | ||
| from configurations.runtimeClasspath | ||
| } | ||
| } | ||
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| build.dependsOn copyFiles |
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examples/fixtures/runtimes/java21/src/main/java/example/Handler.java
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| Original file line number | Diff line number | Diff line change |
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| package example; | ||
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| import com.amazonaws.services.lambda.runtime.Context; | ||
| import com.amazonaws.services.lambda.runtime.LambdaLogger; | ||
| import com.amazonaws.services.lambda.runtime.RequestHandler; | ||
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| import java.util.Map; | ||
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| // Handler value: example.Handler | ||
| public class Handler implements RequestHandler<Map<String,String>, String>{ | ||
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| @Override | ||
| public String handleRequest(Map<String,String> event, Context context) | ||
| { | ||
| LambdaLogger logger = context.getLogger(); | ||
| logger.log("EVENT TYPE: " + event.getClass()); | ||
| return "Hello from serverless.tf!!!"; | ||
| } | ||
| } |
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| /target | ||
| Cargo.lock |
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| Original file line number | Diff line number | Diff line change |
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| [package] | ||
| name = "rust-app1" | ||
| version = "0.1.0" | ||
| edition = "2021" | ||
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| # Starting in Rust 1.62 you can use `cargo add` to add dependencies | ||
| # to your project. | ||
| # | ||
| # If you're using an older Rust version, | ||
| # download cargo-edit(https://github.com/killercup/cargo-edit#installation) | ||
| # to install the `add` subcommand. | ||
| # | ||
| # Running `cargo add DEPENDENCY_NAME` will | ||
| # add the latest version of a dependency to the list, | ||
| # and it will keep the alphabetic ordering for you. | ||
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| [dependencies] | ||
| lambda_http = "0.13.0" | ||
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| tokio = { version = "1", features = ["macros"] } |
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| Original file line number | Diff line number | Diff line change |
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| use lambda_http::{run, service_fn, tracing, Body, Error, Request, RequestExt, Response}; | ||
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| /// This is the main body for the function. | ||
| /// Write your code inside it. | ||
| /// There are some code example in the following URLs: | ||
| /// - https://github.com/awslabs/aws-lambda-rust-runtime/tree/main/examples | ||
| async fn function_handler(event: Request) -> Result<Response<Body>, Error> { | ||
| // Extract some useful information from the request | ||
| let who = event | ||
| .query_string_parameters_ref() | ||
| .and_then(|params| params.first("name")) | ||
| .unwrap_or("world"); | ||
| let message = format!("Hello {who}, this is an AWS Lambda HTTP request. serverless.tf was here!"); | ||
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| // Return something that implements IntoResponse. | ||
| // It will be serialized to the right response event automatically by the runtime | ||
| let resp = Response::builder() | ||
| .status(200) | ||
| .header("content-type", "text/html") | ||
| .body(message.into()) | ||
| .map_err(Box::new)?; | ||
| Ok(resp) | ||
| } | ||
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| #[tokio::main] | ||
| async fn main() -> Result<(), Error> { | ||
| tracing::init_default_subscriber(); | ||
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| run(service_fn(function_handler)).await | ||
| } |
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